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diff m4/acinclude.m4 @ 15330:81cc4e5733b1

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build: Silence compiler warning in config.log for OCTAVE_UMFPACK_SEPARATE_SPLIT. * m4/acinclude.m4 (OCTAVE_UMFPACK_SEPARATE_SPLIT): Silence compiler warning in config.log.
author Rik <rik@octave.org>
date Fri, 07 Sep 2012 17:07:30 -0700
parents 719ffb2f35a6
children 5fff79162342
line wrap: on
line diff
--- a/m4/acinclude.m4
+++ b/m4/acinclude.m4
@@ -1662,6 +1662,7 @@
   AC_CACHE_VAL([octave_cv_umfpack_separate_split],
     [AC_RUN_IFELSE([AC_LANG_SOURCE([[
         #include <stdlib.h>
+        #include <math.h>
         #if defined (HAVE_SUITESPARSE_UMFPACK_H)
         # include <suitesparse/umfpack.h>
         #elif defined (HAVE_UFSPARSE_UMFPACK_H)
@@ -1691,7 +1692,7 @@
                                    Numeric, null, null) ;
           umfpack_zi_free_numeric (&Numeric) ;
           for (i = 0; i < n; i++, x+=2) 
-            if (fabs(*x - i - 1.) > 1.e-13)
+            if (fabs (*x - i - 1.) > 1.e-13)
               return (1);
           return (0) ;
         }